// Copyright (c) 2012 Ecma International. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- esid: sec-array.prototype.some description: > Array.prototype.some - deleting property of prototype causes prototype index property not to be visited on an Array ---*/ var accessed = false; function callbackfn(val, idx, obj) { accessed = true; return idx === 1; } var arr = [0, , 2]; Object.defineProperty(arr, "0", { get: function() { delete Array.prototype[1]; return 0; }, configurable: true }); Array.prototype[1] = 1; assert.sameValue(arr.some(callbackfn), false, 'arr.some(callbackfn)'); assert(accessed, 'accessed !== true'); reportCompare(0, 0);